Finding the Fourth Proportional to 177,455.80, 266,378.10 and 98,723.80
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Solution
The fourth proportional to 177,455.80, 266,378.10 and 98,723.80 is: 148,193.85
Step by Step Solution
- Step 1: Write the proportion equation
177,455.80 : 266,378.10 = 98,723.80 : x - Step 2: Convert to fraction form
177,455.80/266,378.10 = 98,723.80/x - Step 3: Cross multiply
177,455.80x = 266,378.10 × 98,723.80 - Step 4: Simplify right side
177,455.80x = 26,297,858,268.78 - Step 5: Solve for x
x = 26,297,858,268.78/177,455.80 - Step 6: Final answer
x = 148,193.85
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.